2019 Mazda 3 Announcement – 2019 Mazda 3 Announcement The forthcoming 2019 Mazda 3 will receive an all-new type of engine that promises much better gas economy and performance compared to outgoing car. 2019 mazda 3 announcement, 2019 Mazda 3 Engine All-new Mazda 3 will likely be showcasing a new type of engine that may mean the